IRVING, Texas (AP) -- - Matt Cassel is headed to Dallas in a trade as the Cowboys try to bolster their depth at quarterback while Tony Romo is sidelined at least seven games because of a broken left collarbone. The Cowboys acquired Cassel from Buffalo on Tuesday, sending a fifth-round pick in 2017 to the Bills and getting their seventh-round pick that year. Brandon Weeden is expected to start Sunday at home against Atlanta (2-0), but Cassel is a veteran with far more experience than the fourth-year pro. More...